
Kasumi Nishihara
- Born
- Mar 1, 1989 (37 years old)
- Events
- 10 000 m · 5000 m
Kasumi Nishihara is a Japan middle-distance runner, born on March 1, 1989. She competes primarily in the 1500m, 3000m and 5000m.
Her personal bests include 4:18.20 in the 1500m, 9:05.68 in the 3000m, 15:20.20 in the 5000m, 31:53.69 in the 10000m and 1:11:58 in the Semi. She has earned 2 gold and 1 silver medals in major international competitions. She is currently active on the international athletics circuit, representing Japan.
Personal best · 10 000 m31:53.69
2026 season best16:35.64Oct 3, 2026
Personal best · 5000 m15:20.20
Last competition2nd Kansai Distance Challenge Kansai Inter-Corporate Track & Field ChampionshipsOct 3, 2026 · 16:35.64
As of Nov 7, 2026: 10 000 m 31:53.69 (#613 all-time), 5000 m 15:20.20 (#838 all-time), 2026 season best 16:35.64 (Oct 3, 2026) · Last competition: 2nd Kansai Distance Challenge Kansai Inter-Corporate Track & Field Championships, Oct 3, 2026, 16:35.64 · 37 years old
Personal bests
WA points calculator →DisciplineResultAll-time
Progression
| Season | Discipline | Result | Wind | Date | Competitions |
|---|---|---|---|---|---|
| 2026 | 5000m | 16:35.64 | – | Oct 3, 2026 | 2nd Kansai Distance Challenge Kansai Inter-Corporate Track & Field Championships |
| 2025 | 5000m | 16:10.79 | – | May 4, 2025 | 36th Golden Games in Nobeoka |
| 2025 | 10Kilometr | 35:46 | – | Dec 21, 2025 | The 44th SANYO Ladies Road Race |
| 2024 | 3000m | 9:51.11 | – | Jul 17, 2024 | Hokuren Distance Challenge - Fukagawa |
| 2024 | 5000m | 16:29.20 | – | May 4, 2024 | 35th Golden Games in Nobeoka |
| 2024 | Semi | 1:13:13 | – | Feb 11, 2024 | 52nd Yamaguchi All-Corporate Half Marathon Championships |
| 2024 | Marathon | 2:35:01 | – | Mar 3, 2024 | Tokyo Marathon |
| 2023 | 3000m | 9:21.89 | – | Jul 12, 2023 | Hokuren Distance Challenge - Kitami |